Upstream information

CVE-2009-0749 at MITRE

Description

Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (application crash) via a crafted GIF image that causes the realloc function to return a new pointer, which triggers memory corruption when the old pointer is accessed.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having critical severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 9.3
Vector AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
SUSE Bugzilla entries: 479067 [RESOLVED / FIXED], 505103 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE 11.0
  • optipng-debuginfo >= 0.6.2-2.4
  • optipng-debugsource >= 0.6.2-2.4
openSUSE 11.0
  • optipng >= 0.6.2-2.4
openSUSE 11.1
  • optipng-debuginfo >= 0.6.1-10.4.1
openSUSE 11.1
  • optipng >= 0.6.1-10.4.1
openSUSE 11.0
  • optipng-debuginfo >= 0.6.2-2.2
  • optipng-debugsource >= 0.6.2-2.2
openSUSE 11.0
  • optipng >= 0.6.2-2.2
openSUSE 11.1
  • optipng-debuginfo >= 0.6.1-10.3.1
openSUSE 11.1
  • optipng >= 0.6.1-10.3.1